165186980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1179907}}^1$

素因数の和:1179923

約数の個数: 24

約数和(自身を含む): 396449088

約数和(自身を除く): 231262108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1179907, 2359814, 4719628, 5899535, 8259349, 11799070, 16518698, 23598140, 33037396, 41296745, 82593490, 165186980]

約数ペア:

[(1, 165186980), (2, 82593490), (4, 41296745), (5, 33037396), (7, 23598140), (10, 16518698), (14, 11799070), (20, 8259349), (28, 5899535), (35, 4719628), (70, 2359814), (140, 1179907)]